Critical severity · published Jul 19, 2018
CVE-2018-12911
WebKitGTK+ 2.20.3 has an off-by-one error, with a resultant out-of-bounds write, in the get_simple_globs functions in ThirdParty/xdgmime/src/xdgmimecache.c and…
9.8
CVSS
1.7%
EPSS
No
On KEV
Description
WebKitGTK+ 2.20.3 has an off-by-one error, with a resultant out-of-bounds write, in the get_simple_globs functions in ThirdParty/xdgmime/src/xdgmimecache.c and ThirdParty/xdgmime/src/xdgmimeglob.c.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
UL
Ubuntu Linux · Canonical
16.04; 18.04 · source: NVD
WE
Webkitgtk+ · Webkitgtk
2.20.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-12911
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-12911
Patch
https://trac.webkit.org/changeset/233404/webkit
Third Party Advisory
https://usn.ubuntu.com/3743-1/
More from Ubuntu Linux
9.8
CVE-2020-11651
SaltStack Salt Authentication Bypass Vulnerability
9.8
CVE-2020-7247
OpenSMTPD Remote Code Execution Vulnerability
9.8
CVE-2019-11043
Underflow in PHP-FPM can lead to RCE
9.8
CVE-2019-16928
Exim Out-of-bounds Write Vulnerability
9.8
CVE-2019-10149
Exim Mail Transfer Agent (MTA) Improper Input Validation